What do systematic reviews say?

Seroma (3 month) · People with primary ventral or incisional hernia repair

Early postoperative pain · People with primary ventral or incisional hernia repair

Health‐related quality of life · People with primary ventral or incisional hernia repair

Early postoperative pain (VAS 0 ‐ 10, 2 weeks) · People needing incisional hernia repair

Health‐related quality of life · People with primary ventral or incisional hernia repair

Health‐related quality of life · People with primary ventral or incisional hernia repair

Level of functioning · ambulatory adult patients.

Symptoms · ambulatory adult patients.

Adverse effects · ambulatory adult patients.

Remission · adults (aged 18 years+) with depression in bipolar disorder

Depression rating scale score · adults (aged 18 years+) with depression in bipolar disorder

Acceptability ‐ dropouts due to adverse effects · adults (aged 18 years+) with depression in bipolar disorder

Remission · adults (aged 18 years+) with depression in bipolar disorder

Dropout · adults (aged 18 years+) with depression in bipolar disorder

Withdrawals due to adverse events · adults (aged 18 years+) with depression in bipolar disorder

Efficacy: number of participants who respond to treatment ‐ not reported · adults (aged 18 years+) with depression in bipolar disorder

Remission · adults (aged 18 years+) with depression in bipolar disorder

Depression rating scale scores ‐ not reported · adults (aged 18 years+) with depression in bipolar disorder

Withdrawals due to adverse events · adults (aged 18 years+) with depression in bipolar disorder

Acceptability ‐ dropouts due to adverse effects · adults (aged 18 years+) with depression in bipolar disorder